Missing girl, 10, found injured NEW

A teenager has been arrested after a missing 10-year-old girl was found with serious head injuries.The girl was reported missing from her home in Stockton at 18:30 BST on Friday and a massive search was launched involving the police helicopter.She was found two hours later in Maritime Way, Stockton, with serious but not life-threatening head injuries, Cleveland Police said.A 16-year-old boy was arrested on Sunday on suspicion of assault.The injured girl was taken to Newcastle's Royal Victoria Infirmary where she is being cared for by paediatric specialists, police said.